Supplier Page from Cayman Chemical for (+)-Propoxyphene (hydrochloride) (CRM)
(±)-cis-3-methyl Norfentanyl from Cayman Chemical
2-Hydroxyethylflurazepam-d4 (CRM) from Cayman Chemical
Caffeine-d3 from Cayman Chemical
para-fluoro 4-Anilino-1-Boc-piperidine from Cayman Chemical